calendar.h ~ class Interval

class Interval { /* declarations */ }

Defines a container class of a range of date/time representations.

(Mandatory) <cstdio>, <cstdlib>, <iostream>, <stdexcept>, <JLC/debug.h> and <JLC/functions.h> must be included.
(Optional) <cstring> enables character sequence functions.

Name	Description
(constructor)	Constructs a new interval.
(destructor)	Destroys an interval.
is_empty	Returns true if interval equals interval::empty.
is_singleton	Returns true if interval is a singleton.
contains	Returns true if interval contains the specified date.
to_clock	Returns interval's internal clock.
ISO	Returns interval as ISO 8601 string representation.
begin	Returns interval's begin date.
end	Returns interval's end date.
convex_union	Returns the convex union of two intervals.
intersect	Returns the intersection of two intervals.
swap	Swaps the contents.

Name	Description
operator bool	Returns true if interval is not empty.
operator clock_type	Returns interval's internal clock.
operator=	Assigns an interval.
operator== operator!=	Compares two intervals.
operator>> operator<<	I/O stream operators for intervals.

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